JPS59142506A - 焦点検出装置 - Google Patents

焦点検出装置

Info

Publication number
JPS59142506A
JPS59142506A JP1588783A JP1588783A JPS59142506A JP S59142506 A JPS59142506 A JP S59142506A JP 1588783 A JP1588783 A JP 1588783A JP 1588783 A JP1588783 A JP 1588783A JP S59142506 A JPS59142506 A JP S59142506A
Authority
JP
Japan
Prior art keywords
filter means
output
filter
signal
focus detection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1588783A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0477289B2 (enrdf_load_stackoverflow
Inventor
Takeshi Utagawa
健 歌川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nikon Corp
Original Assignee
Nikon Corp
Nippon Kogaku KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nikon Corp, Nippon Kogaku KK filed Critical Nikon Corp
Priority to JP1588783A priority Critical patent/JPS59142506A/ja
Priority to US06/575,154 priority patent/US4561749A/en
Publication of JPS59142506A publication Critical patent/JPS59142506A/ja
Publication of JPH0477289B2 publication Critical patent/JPH0477289B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane
    • G02B7/346—Systems for automatic generation of focusing signals using different areas in a pupil plane using horizontal and vertical areas in the pupil plane, i.e. wide area autofocusing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP1588783A 1983-02-02 1983-02-02 焦点検出装置 Granted JPS59142506A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1588783A JPS59142506A (ja) 1983-02-02 1983-02-02 焦点検出装置
US06/575,154 US4561749A (en) 1983-02-02 1984-01-30 Focus detection apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1588783A JPS59142506A (ja) 1983-02-02 1983-02-02 焦点検出装置

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2024065A Division JPH02244019A (ja) 1990-02-02 1990-02-02 焦点検出装置
JP2024066A Division JPH0646257B2 (ja) 1990-02-02 1990-02-02 焦点検出装置

Publications (2)

Publication Number Publication Date
JPS59142506A true JPS59142506A (ja) 1984-08-15
JPH0477289B2 JPH0477289B2 (enrdf_load_stackoverflow) 1992-12-08

Family

ID=11901295

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1588783A Granted JPS59142506A (ja) 1983-02-02 1983-02-02 焦点検出装置

Country Status (1)

Country Link
JP (1) JPS59142506A (enrdf_load_stackoverflow)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61245123A (ja) * 1985-04-23 1986-10-31 Nippon Kogaku Kk <Nikon> 焦点検出装置
JPS61269106A (ja) * 1985-05-23 1986-11-28 Nippon Kogaku Kk <Nikon> 自動焦点調節装置
JPH0215223A (ja) * 1989-05-13 1990-01-18 Minolta Camera Co Ltd 焦点検出装置
US4908644A (en) * 1987-03-23 1990-03-13 Asahi Kogaku Kogyo K.K. Optical filtering device and method for using the same
JPH02244020A (ja) * 1990-02-02 1990-09-28 Nikon Corp 焦点検出装置
JPH02244019A (ja) * 1990-02-02 1990-09-28 Nikon Corp 焦点検出装置
JPH0320706A (ja) * 1988-05-16 1991-01-29 Minolta Camera Co Ltd 自動焦点検出装置
JP2009180778A (ja) * 2008-01-29 2009-08-13 Canon Inc 焦点検出装置および撮像装置
JP2014132354A (ja) * 2008-04-21 2014-07-17 Nikon Corp 撮像装置
WO2016080161A1 (ja) * 2014-11-18 2016-05-26 富士フイルム株式会社 合焦制御装置、合焦制御方法、合焦制御プログラム、レンズ装置、撮像装置
JP2016167000A (ja) * 2015-03-10 2016-09-15 キヤノン株式会社 焦点検出装置、撮像装置、焦点検出方法および焦点検出プログラム
JP2019086580A (ja) * 2017-11-02 2019-06-06 キヤノン株式会社 焦点調節装置、焦点調節方法、及び撮像装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107312A (ja) * 1982-12-11 1984-06-21 Canon Inc 焦点検出信号処理方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107312A (ja) * 1982-12-11 1984-06-21 Canon Inc 焦点検出信号処理方法

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61245123A (ja) * 1985-04-23 1986-10-31 Nippon Kogaku Kk <Nikon> 焦点検出装置
JPS61269106A (ja) * 1985-05-23 1986-11-28 Nippon Kogaku Kk <Nikon> 自動焦点調節装置
US5128706A (en) * 1987-03-23 1992-07-07 Asahi Kogaku Kogyo Kabushiki Kaisha Optical filtering device and method for using the same
US4908644A (en) * 1987-03-23 1990-03-13 Asahi Kogaku Kogyo K.K. Optical filtering device and method for using the same
JPH0320706A (ja) * 1988-05-16 1991-01-29 Minolta Camera Co Ltd 自動焦点検出装置
JPH0215223A (ja) * 1989-05-13 1990-01-18 Minolta Camera Co Ltd 焦点検出装置
JPH02244019A (ja) * 1990-02-02 1990-09-28 Nikon Corp 焦点検出装置
JPH02244020A (ja) * 1990-02-02 1990-09-28 Nikon Corp 焦点検出装置
JP2009180778A (ja) * 2008-01-29 2009-08-13 Canon Inc 焦点検出装置および撮像装置
JP2014132354A (ja) * 2008-04-21 2014-07-17 Nikon Corp 撮像装置
WO2016080161A1 (ja) * 2014-11-18 2016-05-26 富士フイルム株式会社 合焦制御装置、合焦制御方法、合焦制御プログラム、レンズ装置、撮像装置
JPWO2016080161A1 (ja) * 2014-11-18 2017-08-31 富士フイルム株式会社 合焦制御装置、合焦制御方法、合焦制御プログラム、レンズ装置、撮像装置
US10001621B2 (en) 2014-11-18 2018-06-19 Fujifilm Corporation Focusing control device, focusing control method, focusing control program, lens device, and imaging device
JP2016167000A (ja) * 2015-03-10 2016-09-15 キヤノン株式会社 焦点検出装置、撮像装置、焦点検出方法および焦点検出プログラム
JP2019086580A (ja) * 2017-11-02 2019-06-06 キヤノン株式会社 焦点調節装置、焦点調節方法、及び撮像装置

Also Published As

Publication number Publication date
JPH0477289B2 (enrdf_load_stackoverflow) 1992-12-08

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